The Wi-Fi Beginner mode error says "You are too skilled to use this mode". I think it disables it the first time you get a high enough score to see the credits.
Glad people enjoyed it. I'm currently without a computer so I don't think there will be an update. Though there's sure to be an...
Can't believe no one's mentioned Chousoujuu Mecha MG yet. It's the greatest DS game no one's ever played.
(oh, and "hi". I've been lurking for a while...)